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Check if object value exists within a Javascript array of objects and if not add a new object to arr
...nst arr = [{ id: 1, username: 'fred' }, { id: 2, username: 'bill' }, { id: 3, username: 'ted' }];
function add(arr, name) {
const { length } = arr;
const id = length + 1;
const found = arr.some(el => el.username === name);
if (!found) arr.push({ id, username: name });
return arr...
@Html.HiddenFor does not work on Lists in ASP.NET MVC
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Convert duration to hours:minutes:seconds (or similar) in Rails 3 or Ruby
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Is there a way to rename an Xcode 4 scheme?
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3 Answers
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Visual Studio Editor does not underline errors anymore
...lly tell when, but it can be related to the installation of .Net Framework 3.5 SP 1 or the MVC Beta (which I guess is unlikely). Furthermore have I installed and uninstalled both CodeRush and Resharper for evaluation purposes (decided not to keep either one of them).
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Execution of Python code with -m option or not
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.bashrc/.profile is not loaded on new tmux session (or window) — why?
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edited Mar 11 '12 at 3:44
answered Mar 11 '12 at 3:38
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How to center a label text in WPF?
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213
use the HorizontalContentAlignment property.
Sample
<Label HorizontalContentAlignment="Cen...